/*
 * Licensed to Elasticsearch B.V. under one or more contributor
 * license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright
 * ownership. Elasticsearch B.V. licenses this file to you under
 * the Apache License, Version 2.0 (the "License"); you may
 * not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

using System.Collections.Generic;
using System.Runtime.Serialization;

namespace Nest
{
	[DataContract]
	public class MatrixStatsField
	{
		[DataMember(Name = "correlation")]
		public Dictionary<string, double> Correlation { get; set; }

		[DataMember(Name = "count")]
		public int Count { get; set; }

		[DataMember(Name = "covariance")]
		public Dictionary<string, double> Covariance { get; set; }

		[DataMember(Name = "kurtosis")]
		public double Kurtosis { get; set; }

		[DataMember(Name = "mean")]
		public double Mean { get; set; }

		[DataMember(Name = "name")]
		public string Name { get; set; }

		[DataMember(Name = "skewness")]
		public double Skewness { get; set; }

		[DataMember(Name = "variance")]
		public double Variance { get; set; }
	}

	[DataContract]
	public class MatrixStatsAggregate : MatrixAggregateBase
	{
		[DataMember(Name = "doc_count")]
		public long DocCount { get; set; }

		[DataMember(Name = "fields")]
		public List<MatrixStatsField> Fields { get; set; }
	}
}
